VictorPlusC commented on a change in pull request #16741:
URL: https://github.com/apache/beam/pull/16741#discussion_r808407791
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File path: sdks/python/apache_beam/runners/interactive/interactive_runner.py
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@@ -209,6 +218,62 @@ def visit_transform(self, transform_node):
return main_job_result
+ # TODO(victorhc): Move this method somewhere else if performance is impacted
+ # by generating a cluster during runtime.
+ def _create_dataproc_cluster_if_applicable(self, user_pipeline):
+ """ Creates a Dataproc cluster if the provided user_pipeline is running
+ FlinkRunner and no flink_master_url was provided as an option. A cluster
+ is not created when a flink_master_url is detected.
+
+ Example pipeline options to enable automatic Dataproc cluster creation:
+ options = PipelineOptions([
+ '--runner=FlinkRunner',
+ '--project=my-project',
+ '--region=my-region',
+ '--environment_type=DOCKER'
+ ])
+
+ Example pipeline options to skip automatic Dataproc cluster creation:
+ options = PipelineOptions([
+ '--runner=FlinkRunner',
+ '--flink_master=example.internal:41979',
+ '--environment_type=DOCKER'
+ ])
+ """
+ from apache_beam.options.pipeline_options import FlinkRunnerOptions
+ flink_master = user_pipeline.options.view_as(
+ FlinkRunnerOptions).flink_master
+ if flink_master == '[auto]':
+ from apache_beam.runners.portability.flink_runner import FlinkRunner
+ if isinstance(self._underlying_runner, FlinkRunner):
Review comment:
This flow is much nicer, thanks! I've changed the format and added
additional comments for clarity.
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